Added target cursor. Shows blue when target in range, and red when out of range.

7 files changed, 93 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 09a9235e..3b3e4089 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2007-03-19  David Athay <ko2fan@gmail.com>
+
+	* src/localplayer.cpp, src/gui/viewport.cpp, src/gui/viewport.h,
+	src/net/equipmenthandler.cpp, src/localplayer.h,
+	src/net/protocol.h: Added target cursor.
+
 2007-03-18  Bjørn Lindeijer  <bjorn@lindeijer.nl>
 
 	* docs/Makefile.am, docs/tmw.6: Added man page by Patrick Matthäi.
diff --git a/src/gui/viewport.cpp b/src/gui/viewport.cpp
index 513a7ee5..96f44068 100644
--- a/src/gui/viewport.cpp
+++ b/src/gui/viewport.cpp
@@ -28,6 +28,7 @@
 #include "gui.h"
 #include "popupmenu.h"
 
+#include "../simpleanimation.h"
 #include "../beingmanager.h"
 #include "../configuration.h"
 #include "../flooritemmanager.h"
@@ -36,7 +37,10 @@
 #include "../map.h"
 #include "../npc.h"
 
+#include "../resources/animation.h"
 #include "../resources/monsterdb.h"
+#include "../resources/resourcemanager.h"
+#include "../resources/spriteset.h"
 
 #include "../utils/tostring.h"
 
@@ -60,11 +64,35 @@ Viewport::Viewport():
     config.addListener("ScrollRadius", this);
 
     mPopupMenu = new PopupMenu();
+    
+    // Load target cursors.
+    ResourceManager *resman = ResourceManager::getInstance();
+    Animation *animInRange = new Animation();
+    //Load animation frames into a spriteset, with each frame being 44x35
+    Spriteset *ssInRange = resman->getSpriteset("graphics/gui/target-cursor-blue.png", 44, 35);
+    for(int i = 0; i < 8; ++i)
+    {
+        //Have a delay of 75
+        animInRange->addFrame(ssInRange->get(i),75,0,0);
+    }
+    mTargetCursorInRange = new SimpleAnimation(animInRange);
+    Animation *animOutRange = new Animation();
+    //Load animation frames into a spriteset, with each frame being 44x35
+    Spriteset *ssOutRange = resman->getSpriteset("graphics/gui/target-cursor-red.png", 44, 35);
+    for(int j = 0; j < 8; ++j)
+    {
+        //Have a delay of 75
+        animOutRange->addFrame(ssOutRange->get(j),75,0,0);
+    }
+    mTargetCursorOutRange = new SimpleAnimation(animOutRange);
 }
 
 Viewport::~Viewport()
 {
     delete mPopupMenu;
+
+    delete mTargetCursorInRange;
+    delete mTargetCursorOutRange;
 }
 
 void
@@ -217,6 +245,39 @@ Viewport::draw(gcn::Graphics *gcnGraphics)
         {
             int mobId = target->mJob - 1002;
             mobName = MonsterDB::get(mobId).getName();
+            
+            // Find whether target is in range
+            int rangex = target->mX - player_node->mX;
+            int rangey = target->mY - player_node->mY;
+            int attackRange = player_node->getAttackRange();
+            
+            // If either is negative, convert to positive
+            if (rangex < 0)
+            {
+                rangex = -rangex;
+            }
+            if (rangey < 0)
+            {
+                rangey = -rangey;
+            }
+            
+            // Draw the target cursor, which one depends if the target is in range
+            if (rangex > attackRange || rangey > attackRange)
+            {
+                // Update animation frame and then draw the next image
+                mTargetCursorOutRange->update(10);
+                graphics->drawImage(mTargetCursorOutRange->getCurrentImage(),
+                                    target->getPixelX() - (int) mViewX,
+                                    target->getPixelY() - (int) mViewY);
+            }
+            else
+            {
+                // Update animation frame and then draw the next image
+                mTargetCursorInRange->update(10);
+                graphics->drawImage(mTargetCursorInRange->getCurrentImage(),
+                                    target->getPixelX() - (int) mViewX,
+                                    target->getPixelY() - (int) mViewY);
+            }
 
             graphics->drawText(mobName,
                     target->getPixelX() - (int) mViewX + 15,
diff --git a/src/gui/viewport.h b/src/gui/viewport.h
index f1cadd98..45863228 100644
--- a/src/gui/viewport.h
+++ b/src/gui/viewport.h
@@ -35,6 +35,7 @@ class Being;
 class FloorItem;
 class Item;
 class PopupMenu;
+class SimpleAnimation;
 
 /**
  * The viewport on the map. Displays the current map and handles mouse input
@@ -148,6 +149,12 @@ class Viewport : public WindowContainer, public gcn::MouseListener,
         int mCameraX;              /**< Current viewpoint in tiles. */
         int mCameraY;              /**< Current viewpoint in tiles. */
         bool mShowDebugPath;       /**< Show a path from player to pointer. */
+        
+        /**
+         * Target animated cursor.
+         */
+        SimpleAnimation *mTargetCursorInRange;
+        SimpleAnimation *mTargetCursorOutRange;
 
         bool mPlayerFollowMouse;
         int mWalkTime;
diff --git a/src/localplayer.cpp b/src/localplayer.cpp
index 2e583404..24976c0a 100644
--- a/src/localplayer.cpp
+++ b/src/localplayer.cpp
@@ -38,6 +38,7 @@ LocalPlayer *player_node = NULL;
 
 LocalPlayer::LocalPlayer(Uint32 id, Uint16 job, Map *map):
     Player(id, job, map),
+    mAttackRange(0),
     mInventory(new Inventory()),
     mTarget(NULL), mPickUpTarget(NULL),
     mTrading(false), mLastAction(-1)
diff --git a/src/localplayer.h b/src/localplayer.h
index f4ba3747..55e63d40 100644
--- a/src/localplayer.h
+++ b/src/localplayer.h
@@ -92,6 +92,16 @@ class LocalPlayer : public Player
         void useItem(Item *item);
         void dropItem(Item *item, int quantity);
         void pickUp(FloorItem *item);
+        
+        /**
+         * Sets the attack range.
+         */
+        void setAttackRange(int range) { mAttackRange = range; }
+        
+        /**
+         * Gets the attack range.
+         */
+        int getAttackRange() const { return mAttackRange; }
 
         /**
          * Sents a trade request to the given being.
@@ -162,6 +172,8 @@ class LocalPlayer : public Player
         Uint32 mXpForNextLevel, mJobXpForNextLevel;
         Uint16 mHp, mMaxHp, mMp, mMaxMp;
         Uint32 mGp;
+        
+        Uint16 mAttackRange;
 
         Uint32 mTotalWeight, mMaxWeight;
 
diff --git a/src/net/equipmenthandler.cpp b/src/net/equipmenthandler.cpp
index 01760eeb..74ce95f3 100644
--- a/src/net/equipmenthandler.cpp
+++ b/src/net/equipmenthandler.cpp
@@ -43,6 +43,7 @@ EquipmentHandler::EquipmentHandler()
         0x01d7,
         SMSG_PLAYER_UNEQUIP,
         SMSG_PLAYER_ARROW_EQUIP,
+        SMSG_PLAYER_ATTACK_RANGE,
         0
     };
     handledMessages = _messages;
@@ -191,6 +192,10 @@ void EquipmentHandler::handleMessage(MessageIn *msg)
             logger->log("Unequipping: %i %i(%i) %i",
                     index, equipPoint, type, position);
             break;
+            
+        case SMSG_PLAYER_ATTACK_RANGE:
+            player_node->setAttackRange(msg->readInt16());
+            break;
 
         case SMSG_PLAYER_ARROW_EQUIP:
             itemId = msg->readInt16();
diff --git a/src/net/protocol.h b/src/net/protocol.h
index 72b459ed..f755eda4 100644
--- a/src/net/protocol.h
+++ b/src/net/protocol.h
@@ -44,6 +44,7 @@
 #define SMSG_PLAYER_EQUIPMENT        0x00a4
 #define SMSG_PLAYER_EQUIP            0x00aa
 #define SMSG_PLAYER_UNEQUIP          0x00ac
+#define SMSG_PLAYER_ATTACK_RANGE     0x013a
 #define SMSG_PLAYER_ARROW_EQUIP      0x013c
 #define SMSG_PLAYER_ARROW_MESSAGE    0x013b
 #define SMSG_PLAYER_SKILLS           0x010f